1071166072 has 16 divisors (see below), whose sum is σ = 2019659400. Its totient is φ = 532590240.

The previous prime is 1071166043. The next prime is 1071166081. The reversal of 1071166072 is 2706611701.

It is a super-2 number, since 2×1071166072² = 2294793507607818368, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 372579 + ... + 375442.

Almost surely, 2^1071166072 is an apocalyptic number.

It is an amenable number.

1071166072 is a deficient number, since it is larger than the sum of its proper divisors (948493328).

1071166072 is a wasteful number, since it uses less digits than its factorization.

1071166072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 748206 (or 748202 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 31.

The square root of 1071166072 is about 32728.6735447680. The cubic root of 1071166072 is about 1023.1805348814.

Adding to 1071166072 its reverse (2706611701), we get a palindrome (3777777773).

The spelling of 1071166072 in words is "one billion, seventy-one million, one hundred sixty-six thousand, seventy-two".